Resolve mismatch between U-Boot configs and uboot image name.
The ${S}/${config}/u-boot-${type}.${UBOOT_SUFFIX} may alway be false
and repeat compile or install so we need to check if ${type} match ${config}
(From OE-Core rev: c3c7265aa3931d47af53433f3c2d25f0e447d52e)
Signed-off-by: Chunrong Guo <B40290@freescale.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>